All of Original WALFOS Brand products are made of Food Grade , no odor ,BPA Free high quality platinum silicone material, not cheap rubber or TPR material.
WALFOS silicone material is the same as silicone baby pacifier ! Why we use this high quality silicone? Because it is safe for poeple to use it in oven, fridge and our health. Hope your family love and enjoy WALFOS high quality silicone product.